TH

Takao Hayashi

MC Mitsui Mining & Smelting Co.: 24 patents #4 of 838Top 1%
Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
MA Metallgesellschaft Ag: 5 patents #47 of 715Top 7%
MK Murata Kikai: 5 patents #71 of 454Top 20%
MM Murata Machinery: 4 patents #66 of 397Top 20%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
AC Asahi Glass Co.: 3 patents #625 of 2,251Top 30%
NE Nec: 2 patents #5,510 of 14,502Top 40%
TC Toyo Soda Manufacturing Co.: 2 patents #85 of 272Top 35%
NT NTT: 2 patents #2,095 of 4,871Top 45%
TP The Japan Atomic Power: 2 patents #1 of 44Top 3%
NE Nippon Telegraph And Telephone East: 2 patents #2 of 43Top 5%
BA Babcock-Hitachi: 1 patents #209 of 415Top 55%
MK Mitsui Kinzoku Kogyo: 1 patents #47 of 99Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
TU Teikyo University: 1 patents #12 of 41Top 30%
TO Tosoh: 1 patents #576 of 1,042Top 60%
Overall (All Time): #26,723 of 4,157,543Top 1%
73
Patents All Time

Issued Patents All Time

Showing 26–50 of 73 patents

Patent #TitleCo-InventorsDate
6438091 Optical head Takayuki Nagata, Akihiro Arai, Toru Nakamura 2002-08-20
6406513 Nickel powder and conductive paste Yasuhide Yamaguchi 2002-06-18
6391087 Copper fine powder and method for preparing the same Yoshinobu Nakamura, Hiroyuki Shimamura 2002-05-21
6275463 Optical head Takayuki Nagata, Akihiro Arai, Toru Nakamura 2001-08-14
6228141 Nickel fine powder and method for preparing the same Takayuki Araki, Yoshiharu Toshima, Yasuhide Yamaguchi 2001-05-08
6185167 Optical head and information recording and reproduction apparatus Akihiro Arai, Tohru Nakamura, Takayuki Nagata 2001-02-06
6174344 Copper fine powder and method for preparing the same Yoshinobu Nakamura, Hiroyuki Shimamura 2001-01-16
6162277 Nickel fine powder and method for preparing the same Yoshiharu Toshima, Takayuki Araki, Hiroyuki Shimamura 2000-12-19
6120576 Method for preparing nickel fine powder Yoshiharu Toshima, Takayuki Araki, Hiroyuki Shimamura 2000-09-19
6096285 Indium tin oxide fine powder and method for preparing the same Kouichi Kawaratani, Hiroyuki Shimamura 2000-08-01
5997775 Electrically conductive barium sulfate-containing composition and process of producing Norihiro Sato, Manabu Hosoi, Nobuyoshi Kasahara, Clemens Aderhold, Wolf-Dieter Griebler +3 more 1999-12-07
5967014 Work cutting apparatus Nobuo Sahashi 1999-10-19
5957828 Silver sol, preparation thereof, coating material for forming transparent conductive film and transparent conductive film 1999-09-28
5919518 Electrically conductive barium sulfate filler and method for preparing same Norihiro Sato, Nobuyoshi Kasahara, Katsuhiko Yoshimaru, Kouichi Kawaratani 1999-07-06
5790504 Integrated optical head with an emitting light splitting polarizing prism and a detecting light splitting polarizing element Toru Nakamura, Akihiro Arai 1998-08-04
5781351 Mounting structure of objective lens for optical pick-up used for optical disk device Yutaka Murakami, Tomotada Kamei 1998-07-14
5772924 Composite conductive powder and conductive film formed from the powder Katsuhiko Yoshimaru 1998-06-30
5744281 Resist composition for forming a pattern and method of forming a pattern wherein the composition 4-phenylpyridine as an additive Hirokazu Niki, Hiromitsu Wakabayashi, Rumiko Hayase, Naohiko Oyasato, Yasunobu Onishi +2 more 1998-04-28
5698315 Electrically-conductive colorless transparent barium sulfate filler Norihiro Sato, Nobuyoshi Kasahara, Katsuhiko Yoshimaru, Kouichi Kawaratani 1997-12-16
5658706 Resist composition for forming a pattern comprising a pyridinium compound as an additive Hirokazu Niki, Hiromitsu Wakabayashi, Rumiko Hayase, Naohiko Oyasato, Yasunobu Onishi +2 more 1997-08-19
5629919 Two plate-like beam splitting device Toru Nakamura, Hideki Aiko, Akira Matsubara 1997-05-13
5612087 Method for preparing a fibrous electrically conductive filler Nobuyoshi Kasahara, Norihiro Sato, Kouichi Kawaratani 1997-03-18
5560871 Method for preparing electrically-conductive zinc oxide Katsuhiko Yoshimaru, Hideo Komiya, Nobuyoshi Kasahara 1996-10-01
5501907 Fibrous electrically conductive filler Nobuyoshi Kasahara, Norihiro Sato, Kouichi Kawaratani 1996-03-26
5467328 Lens drive mechanism for optical disc player with parallel support springs having different spring constants Yutaka Murakami, Toru Nakamura, Akira Matsubara, Hisashi Aizawa 1995-11-14